724500066 has 8 divisors (see below), whose sum is σ = 1449000144. Its totient is φ = 241500020.

The previous prime is 724500037. The next prime is 724500079. The reversal of 724500066 is 660005427.

It is a sphenic number, since it is the product of 3 distinct primes.

724500066 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60375000 + ... + 60375011.

It is an arithmetic number, because the mean of its divisors is an integer number (181125018).

Almost surely, 2^724500066 is an apocalyptic number.

724500066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

724500066 is a wasteful number, since it uses less digits than its factorization.

724500066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120750016.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 724500066 is about 26916.5388934016. The cubic root of 724500066 is about 898.1443519050.

The spelling of 724500066 in words is "seven hundred twenty-four million, five hundred thousand, sixty-six".